CN1338389A - Filing clipper - Google Patents

Abstract

A binder has more binding rings fixed axially at intervals. A rotary axle is installed in a sheath-shaped part on base plate in rotary and free slide mode. Under the action of bias pressure generated by a resistant spring member, said rotary axle moves axially for opening or closing said binding rings. There is a locking member, that is, a nail member is arranged on the rotary axle for locking the close state of binding rings. If a button member is pressed and pussed by finger, the close state of binding rings can be unlocked.

Description

The bookbinding folder

The present invention relates to the bookbinding folder, particularly the locking mechanism of bookbinding folder.

The present inventor provides the binding apparatus that is equipped with as the described bookbinding folder 10 of Fig. 1-2 in Japanese patent laid-open 10-287080.Illustrated bookbinding folder 10, its representational pattern also is used in the slim binding apparatus of bookbinding loose-leaf except that being used in the diagnosis and treatment book with the binding apparatus.Its side at elongate substrate 18 is provided with the sheath shape part 20 that constitutes bearing, is installed in the inside of sheath shape part 20 in freely the mode of rotating along the rotating shaft 16 of a plurality of binder rings 12 of length direction fixed interval.Sheath shape part 20 is provided with peristome 22, and each binder ring 12 passes each peristome 22 respectively, by this peristome 22 binder ring 12 is rotated with rotating shaft 16 in bookbinding with in taking off by the on-off action angular range of binding thing.Substrate is provided with in order to holding the hole of binder ring 12 front ends, and according to circumstances also available short column is docked on the short column front end of the short binder ring shorter than other binder ring with the instead of part hole, comes off so that paper is unlikely when binder ring is opened.

In addition, for binder ring 12 is locked in blocking, and when binder ring 12 is opened, the state of fully opening can be kept, following mechanism can be used.Make it be subjected to bias voltage by acting on reversing of the rotating shaft 16 1 ends compression spring member 26 of holding concurrently at the biasing force of axis direction through the axis direction of being everlasting, utilize simultaneously spring member 26 spring terminal 28 the rotation direction biasing force and make binder ring 12 often biased towards opening direction.Peristome 22 has: stroke is the opening extension 24 of L, to hold the binder ring 12 that spring member 26 is biased into axis direction; And opening portion 30, when binder ring 12 is opened, to hold its base portion 14 and to keep the open mode that width is the binder ring 12 of M.

Push rotating shaft 16 to length direction by antagonism spring member 26 at the biasing force of length direction, the blocking of binder ring 12 is disengaged, by aforementioned spring member 26 at the biasing force of rotation direction to keep open mode.On the contrary, when open position, lock spring member 26 by the rotatory force of antagonism spring member 26, binder ring 12 promptly is limited to opening extension 24 by spring member 26 at the biasing force of axis direction.As the means of rotating shaft 16 being pushed to length direction stroke L, as shown in Figure 1, be finger pressure member 32 to be set, and on substrate 18, form recess 34 with respect to member 32 in the opposition side end that spring member 26 is provided with side.Another method is, in the end sides of sheath shape part 20 the slip opening is set, and in rotating shaft 16 the slider (not shown) that can be exposed to this opening is installed.

Yet, in above-mentioned structure, exist binder ring 12 and easily open, stapled loose-leaf problem such as easily come off from blocking.That is, shown in Fig. 1-2, when the operation of packing into, conveying, displaying, if there is undesired external force to act on the finger pressure member 32 of rotating shaft 16 ends, owing to only suppress rotating shaft 16 moving at axis direction with spring member 26, to make rotating shaft 16 easily on axis direction, to move, and make the base portion 14 of binder ring 12 break away from prolongation peristome 24, thereby produce the problem that binder ring 12 is opened.

Therefore, main purpose of the present invention provides a kind of loose-leaf binder, and it has stable locking action, removes this locking simultaneously where necessary easily.

The objective of the invention is to be achieved through the following technical solutions, a kind of bookbinding folder is provided, it comprises a rotating shaft, along an end of a plurality of binder rings of its length direction fixed interval; One sheath shape part, be installed in substrate one long side, described rotating shaft is installed in this sheath shape part in the mode that can rotate and slide freely, and the sheath shape partly has the peristome that each binder ring of a plurality of confessions connects, in the binder ring on-off action, each binder ring can move in corresponding peristome; Described rotating shaft nationality is subjected to the biasing force of axis direction at least by the spring member that is installed in the one end in on-off action, and the rotating shaft other end is provided with pressing member; Described sheath shape partly has at least one locking peristome; This locking has with peristome: first peristome of the locking component that is used for holding in the rotating shaft is fixed when the binder ring open position, will be at binder ring) be used for card during locked position of coupler and end second peristome of locking component; And in described rotating shaft, be provided with the nail member, under the binder ring blocking, be limited to the end edge portion of sheath shape part.

In described bookbinding folder, described first peristome has the inclined plane, can provide open power to locking component based on described biasing force when binder ring opens and closes; Described second peristome has the locking surface that connects the inclined plane, ends locking component with card when the binder ring locking.

In described bookbinding folder, described locking component has the inclined plane corresponding to the inclined plane.

In described bookbinding folder, described locking component is that binder ring is fixed in base portion or the short locking component in the rotating shaft.

In described bookbinding folder, described rotating shaft provides deflection to open the biasing force of direction by torque spring.

In described bookbinding folder, the part of described rotating shaft is provided with the cam acting surface, and described substrate is provided with cam surface, when pushing axis direction to when the antagonism biasing force and with rotating shaft, and cam surface contact cam acting surface and the rotatory force of opening direction is provided to rotating shaft.

In described bookbinding folder, described spring member is in order to flat spring member of the other end of pushing rotating shaft or compression spring.

In described bookbinding folder, described spring member is the flat spring member, the cam acting surface is set in rotating shaft, base portion at the flat spring member is provided with cam surface, when pushing rotating shaft to axis direction when the antagonism biasing force, cam surface contacts with the cam acting surface and countershaft provides the rotatory force of opening direction.

In described bookbinding folder, described spring member is the flat spring member, at rotating shaft one end the cam teat is set, cam member with the inclined cam surface that is reverse caster mutually is set on the corresponding surface of flat spring, during when the antagonism biasing force and to axis direction promotion rotating shaft, countershaft provides the rotatory force of opening direction by contact cam acting surface.

Advantage of the present invention is, according to loose-leaf binder of the present invention, can firmly keep the lock-out state of binder ring when the binder ring locking, prevents the situation of opening binder ring because of carelessness that the external force effect is caused.In addition, its state that can easily unlock.Bookbinding folder simple structure of the present invention, thus manufacturing cost can be reduced.

Fig. 1 is the stereogram of bookbinding folder of the prior art;

Fig. 2 is the partial top view of the upper end of bookbinding folder shown in Figure 1;

Fig. 3 (a) is the partial perspective view of bookbinding folder of the present invention;

Fig. 3 (b) is the partial sectional view of the locking mechanism during the bookbinding of the embodiment of the invention is pressed from both sides;

Fig. 4 (a) is the vertical view of an end of the bookbinding folder among Fig. 3;

Fig. 4 (b) is the partial enlarged drawing corresponding to another structure of Fig. 4 (a) structure;

Fig. 5 is the stereogram of the other end of the bookbinding folder of other form;

Fig. 6 is the stereogram of the other end that shows the bookbinding folder of other embodiment of the present invention;

Fig. 7 is the stereogram that shows the other end of substrate embodiment illustrated in fig. 6;

Fig. 8 is the vertical view that shows the other end of other embodiment of the present invention;

Fig. 9 (a) is the vertical view of the end of other embodiment of the present invention;

Fig. 9 (b) is the cutaway view along the A-A line among Fig. 9 (a);

Figure 10 (a) is the vertical view that shows the end of other embodiment of the present invention;

Figure 10 (b) is a view of seeing flat spring 29 from the downside of structure shown in Figure 10 (a); That is

Figure 10 (c) is a view of seeing rotating shaft 16 from the downside of structure shown in Figure 10 (a).

In bookbinding folder 10 of the present invention, to be installed in the set sheath shape part 20 of substrate 18 1 long sides in the mode that can rotate and slide freely along the rotating shaft 16 that the length direction fixed interval a plurality of binder rings 12 1 ends 14, this sheath shape part 20 has a plurality of peristomes 22 for binder ring 12 perforations, in the on-off action of binder ring 12, each binder ring 12 can move in peristome 22.Wherein, rotating shaft 16 is subjected to the biasing force of axis direction at least by spring member 26,29 in on-off action, and the one end is provided with finger pressure member 32.Sheath shape part 20 have at least one the locking with peristome 22,22 ', this locking has with peristome: the open position of binder ring 12, in order to hold the locking component 30 and 30 fixed in the rotating shaft 16 ' first opening portion 23, the locked position of coupler of binder ring 12, in order to card end locking component 30 and 30 ' second opening portion 25.In rotating shaft 16, be provided with nail member 38, so that under binder ring 12 blockings, be limited to the end edge portion of sheath shape part 20.At locked position of coupler, the end finger that press...withes one's finger is pressed the biasing force of member 32 and antagonism axis direction and is pushed axis direction to, and the card that can remove nail member 38 ends, then, and with locking component 30,30 ' shift to first opening portion 23 to open binder ring; Again in the release position, open and close binder ring with finger, locking component 30,30 ' be limited to second opening portion 25 can be finished the locking of binder ring.

As described below, various structures provided by the invention not only have stable locking action, and remove this locking easily.

In the present invention, when binder ring 12 is in blocking, be limited to the end edge portion of sheath shape part 20, because of carelessness binder ring 12 opened to prevent external force by the nail member 38 that makes rotating shaft 16 sides.

Preferable example of the present invention is, 23 places have inclined plane 31 at first opening portion, with the effect that when binder ring 12 is closed, can rely on biasing force to the open power of locking component 30,30 ' give; 25 places have the locking surface 27 that is connected in inclined plane 31 at second opening portion, to be limited to locking component 30 when binder ring 12 lockings; At locked position of coupler, push rotating shaft 16 to axis direction by the biasing force of antagonism axis direction, will be tilted face 31 guiding first opening portions behind locking component 30,30 ' the cross locking surface 27 and binder ring will be opened.

The locking component here can use binder ring 12 for be fixed in the base portion 30 of rotating shaft 16 or other member 30 '.

Preferably, make rotating shaft 16 often to axis direction and rotation direction bias voltage, can use the torsion of realizing aforementioned two effects simultaneously to hold concurrently and compress the combination of spring member 26, flat spring member 29 or other cam acting surface 35 and cam surface 36, also can be the combination of flat spring member 29 and torque spring 33.

Below, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Embodiment 1

Embodiment shown in Fig. 3 (a) is the form that diagnosis and treatment book of the prior art is adopted with the binding apparatus (not shown), also can adopt other form certainly.In bookbinding folder 10, along the end 14 that the length direction fixed interval of rotating shaft 16 a plurality of binder rings 12, this rotating shaft 16 is can slide and can be installed in the mode that axis direction slides in the formed sheath shape of the side part 20 of substrate 18 length directions of binding folder.The number of binder ring is about 20-30 when being used for the B5-A4 paper.

On the other hand, be provided with the peristome 22 that connects usefulness for each binder ring 12 in sheath shape part 20, so that binder ring 12 is in bookbinding with when taking off diagnosis and treatment book etc. by binding thing, in the required angular range of on-off action, rotate together, and it can be moved in the necessary stroke range of axis direction with rotating shaft 16.

The compression spring member 26 of holding concurrently that reverses at substrate one end (Fig. 3's (a) is upper left distolateral) setting and the same structure of Fig. 2.Rotating shaft 16 makes it be subjected to bias voltage through the axis direction of being everlasting by acting on reversing of the one end biasing force of compression spring member 26 on axis direction of holding concurrently, and the rotation direction biasing force of the spring terminal 28 by spring member 26 makes binder ring 12 often biased towards opening direction simultaneously.

As shown in Figure 3, the other end (bottom righthand side of Fig. 3 (a)) in rotating shaft 16 is provided with finger pressure member 32.When being in locking and living the turned position of binder ring 12, set nail members 38 will be sticked in the ora terminalis 40 of sheath shape part 20 above the rotating shaft 16.Because sheath shape part 20 is to make with plastic material, and the bottom is local open state, therefore can allow and rotating shaft 16 same degree crustal extensions, when present dynasty's arrow B direction is pushed finger pressure member 32, the card that nail member 38 will break away from Fig. 3 (b) ends state and slip in sheath shape part 20, rotating shaft will forward the open position of binder ring 12 to, shown in Fig. 3 (a).As long as make the finger pressure of finger pressure member 32 downward-sloping as looking like shown in Fig. 3 (b), can make nail member 38 break away from card naturally and end state.

On the other hand, act on the active force of axis direction at the vibration in carrying etc., nail member 38 has the effect of secure lock.In addition, for the external force of tilted direction effect, also has the locking action of certain degree.

With reference to Fig. 3 (a), at least a portion of a plurality of peristomes 22 except that above-mentioned effect, also possesses and the base portion 30 that connects binder ring 12 wherein constitutes the effect of locking together.

That is, in a plurality of peristomes 22 of sheath shape part 20, the peristome 22 of at least a portion (lower-left of Fig. 3 and upper right) constitutes locking dual-purpose peristome.In addition, other peristome 22 can be the elongate that can hold 2 binder rings shown in Fig. 3 (a), or as the shape at each binder ring 12 place of the prior art of Fig. 1.

Binder ring base portion 30 dual-purposes in the locking dual-purpose peristome 22 are locking component.

Locking dual-purpose peristome has first opening portion 23 that holds locking component dual-purpose base portion 30 when binder ring 12 is opened, and holds second opening portion 25 of locking component dual-purpose base portion 30 when binder ring 12 lockings.

Preferably, first opening portion 23 has inclined plane 31, so that when binder ring is opened, can tensile force is provided for locking component dual-purpose base portion 30 according to the partial pressure of spring member 26; Second opening portion 25 has locking surface 27, so that be limited to locking component dual-purpose base portion 30 when binder ring 12 lockings; Inclined plane 31 links to each other with locking surface 27.

In use, push finger pressure member 32 from the blocking (Fig. 3 (b) position) of binder ring 12, so that nail member 38 breaks away from engaging, then resist the biasing force of axis direction and rotating shaft 16 is promoted along length direction, make locking component dual-purpose base portion 30 be subjected to the rotatory force of spring member and cross the end that moves to inclined plane 31 behind the locking surface 27.If during this time remove pressing force, base portion 30 will be subjected to spring member mainly is the biasing force of axis direction and being pressed against on the inclined plane 31, so be directed to first opening portion 23 and open binder ring 12, because the biasing force from spring member 26 is often effect, so binder ring 12 can be remained on open mode.

On the contrary, when with finger with binder ring 12 during from the open position locking, locking component dual-purpose base portion 30 will resist the biasing force of spring member 26 and arrive second opening portion 25 via inclined plane 31, owing to broken away from inclined plane 31 this moment, locking component dual-purpose base portion 30 will be shifted to axis direction (lower right of Fig. 3 (a)) and be sticked in second opening portion 25 by the biasing force of spring member, utilize locking surface 27 that its card is ended becoming and can't rotating, thereby finish the locking of binder ring.

Embodiment 2

Fig. 4-5 has shown another embodiment of the present invention.Shown in Fig. 4 (a), at the integrally formed ejecting plate spring member 29 of an end (upper end among the figure) of substrate 18, make an end of rotating shaft 16 after sheath shape part 20 is exposed, be tight against flat spring member 29, thereby pressed to the below by flat spring member 29.Flat spring 29 not only can be biased in axis direction with rotating shaft 16, and this biasing force can be transformed into the rotatory force of countershaft 16 when binder ring 12 is opened, to open binder ring 12 and to keep open mode.

Shown in Fig. 4 (b), the inclined plane 31 of the locking component 30 of binder ring 12 ' preferably corresponding tilt face 31 of angle.Like this, in locking during opening action, under the effect of flat spring 29, from the inclined plane power of 31 31 ' effects towards the inclined plane will be positioned at inclined plane 31 ' vertical direction, the power of opening direction will strengthen, and open promptly to become easy.This formation is applicable to the embodiment 1 of Fig. 3-4 or the embodiment 3 of Fig. 6-7.

On the other hand, as shown in Figure 5, the other end (bottom righthand side among the figure) at substrate 18 is provided with finger pressure member 32, and as described in first embodiment, the blocking that is arranged on binder ring 12 can be limited to the nail member 38 of sheath shape part 20 ora terminalis down, by pressing finger pressure member 32, so that breaking away from card, ends nail member 38, then resist the biasing force of flat spring member 29 and promote rotating shaft 16.If push this finger pressure member 32, i.e. as discussed previously unlocking and binder ring 12 is opened.

Its conveniently be in, no matter binder ring 12 is to open or blocking, the power that the axis of rotation puts on flat spring member 29 all is positioned at the mitigation state, the flat spring member that constitutes with the integrally formed resin of substrate 18 can keep former design flexibility for a long time.

Preferably, as shown in Figure 5, the spire of torque spring 33 is wound on the minor diameter part of rotating shaft 16, allows the two ends of torque spring 33 be supported by substrate 18 and rotating shaft 16 respectively.Torque spring 33 can use minimum torsion, so long as push finger pressing section 32 based on the purpose of opening binder ring 12, can countershaft when locking component dual-purpose base portion 30 breaks away from locking surfaces 27 applies the rotatory force of opening direction and gets final product.

Embodiment 3

Fig. 6-7 has shown another embodiment of the present invention.Identical with other embodiment, according to feature of the present invention, with nail member 38 be formed at rotating shaft 16 above, and under binder ring 12 blockings, can be limited to the ora terminalis 40 of sheath shape part 20.

In the present embodiment, also can not use the base portion 30 of binder ring 12 and the peristome that holds this base portion 30 to be used as locking component.The substitute is, form at least one place of sheath shape part 20 locking with peristome 22 ', and will lack this locking usefulness peristome 22 of locking component 30 ' be sticked in '.

In the present embodiment, appropriate location in rotating shaft 16 forms cam acting surface 35, cam surface 36 is set on substrate 18, and the biasing force of antagonism flat spring member and when promoting rotating shaft forms with cam surface 36 at locking component 30 ' cross locking surface 27 front cam acting surfaces 35 and to contact.

Identical with other embodiment, according to feature of the present invention, nail member 38 be formed at rotating shaft 16 above.

Embodiment 4

As a kind of modification of embodiment 3, as shown in Figure 8, dihedral becomes inclined cam surface 39 replacing cam acting surface 35 on peristome 22 inboards of sheath shape part 20, so that the cardinal extremity of about 1-2 specific binder ring 12 is carried out the cam effect.In addition, also can on the cardinal extremity of this binder ring, form corresponding inclined cam surface.During use, push finger pressure member 32, then push rotating shaft 16 top of Fig. 8 to, and the cardinal extremity of binder ring 12 is pressed on the inclined cam surface 39, thereby binder ring is provided the rotatory force of open direction to remove nail member 38.In the present embodiment, without the torque spring among Fig. 5 33, and during with the flat spring member 29 of the axis direction among Fig. 4, effect can be better.

Embodiment 5

As a kind of modification of embodiment 3, as Fig. 9 (a) with (b), make cam member 42 outstanding rotating shafts 16, cam member 43 is protruded near the base portion of flat spring member 29, and make each cam acting surface 44,45 of cam member 42 and 43 be face-to-face.Thus, even do not use torque spring 33 among Fig. 5, also can when just having opened, binder ring 12 make locking component 30 or 30 ' shift to first peristome 23, to be subjected to the effect on inclined plane 31.In the use, as if the top of rotating shaft 16 being pushed to Fig. 8, based on the deflection of flat spring, cam member 42 will contact with each other cam surface 44,45 near cam member 43, thereby countershaft 16 applies rotary action.

Embodiment 6

Shown in Figure 10 is a kind of modification of structure among Fig. 9, and on the face of flat spring 29 phase countershafts 16 ends, the compartment of terrain forms cam member parallel to each other 50,51, and cam member 50,51 has mutually the inclined plane 52 and 53 of inclination in the opposite direction.Form tabular teat 55 in the end of rotating shaft 16, slight contact inclined cam surface 52 and 53 under binder ring 12 blockings.When opening binder ring 12, the rotating shaft 16 among pushing Fig. 8 makes cam teat 55 be the inclined cam surface 52 and 53 pushings of reverse caster mutually, makes cam teat 55 produce anticlockwise rotatory force, thereby the initial stage rotatory force is provided for rotating shaft 16.Later action is identical with other example.

Claims (9)

1. a bookbinding is pressed from both sides, and comprising: a rotating shaft (16), along an end (14) of a plurality of binder rings of its length direction fixed interval (12); One sheath shape part (20), be installed in substrate (18) one long sides, described rotating shaft (16) is installed in this sheath shape part (20) in the mode that can rotate and slide freely, and sheath shape part (20) has the peristome (22) that each binder ring of a plurality of confessions (12) connects, in binder ring (12) on-off action, each binder ring can move in corresponding peristome (22); It is characterized in that:

Described rotating shaft (16) nationality is subjected to the biasing force of axis direction at least by the spring member that is installed in the one end (26,29) in on-off action, and rotating shaft (16) other end is provided with pressing member (32);

Described sheath shape part (20) has at least one locking peristome (22,22 '); This locking has with peristome: be used for holding first peristome (23) of the locking component of being fixed in the rotating shaft (16) (30,30 ') when binder ring (12) open position, will be used for card when binder ring (12) locked position of coupler ends second peristome (25) of locking component (30,30 '); And

In described rotating shaft (16), be provided with nail member (38), under binder ring (12) blocking, be limited to the end edge portion of sheath shape part (20).

2. bookbinding folder as claimed in claim 1 is characterized in that described first peristome (23) has inclined plane (31), can provide open power to locking component (30,30 ') based on described biasing force when binder ring (12) opens and closes; Described second peristome (25) has the locking surface (27) of connection inclined plane (31), ends locking component (30) with card when binder ring (12) locking.

3. bookbinding folder as claimed in claim 2 is characterized in that described locking component (30,30 ') has the inclined plane (31 ') corresponding to inclined plane (31).

4. as the described bookbinding folder of one of claim 1 to 3, it is characterized in that described locking component is that binder ring (12) is fixed in base portion (30) or the short locking component (30 ') in the rotating shaft (16).

5. as the described bookbinding folder of one of claim 1 to 3, it is characterized in that described rotating shaft (16) provides deflection to open the biasing force of direction by torque spring (33,26).

6. as the described bookbinding folder of one of claim 1 to 3, it is characterized in that, the part of described rotating shaft (16) is provided with the cam acting surface, described substrate is provided with cam surface, when pushing rotating shaft to axis direction when the antagonism biasing force, cam surface contact cam acting surface and the rotatory force of opening direction is provided to rotating shaft.

7. as the described bookbinding folder of one of claim 1 to 3, it is characterized in that described spring member is in order to flat spring member (29) of the other end of pushing rotating shaft (16) or compression spring (26).

8. bookbinding folder as claimed in claim 6, it is characterized in that, described spring member is flat spring member (29), in rotating shaft (16), the cam acting surface is set, base portion at flat spring member (29) is provided with cam surface, when pushing rotating shaft to axis direction when the antagonism biasing force, cam surface contacts with the cam acting surface and countershaft provides the rotatory force of opening direction.

9. bookbinding folder as claimed in claim 6, it is characterized in that, described spring member is flat spring member (29), at rotating shaft (16) one ends cam teat (55) is set, cam member (50,51) with the inclined cam surface (52,53) that is reverse caster mutually is set on the corresponding surface of flat spring (29), during when the antagonism biasing force and to axis direction promotion rotating shaft (16), countershaft (16) provides the rotatory force of opening direction by contact cam acting surface.

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